[im]

this

pawn Code:

mysql_tquery_inline(getMySQLHandle(), query, using inline OnAccountDataReceived);

will thrown the error:

Code:

error 017: undefined symbol "mysql_tquery_inline"

mysql_tquery_inline requires 4 params, so it should be:

pawn Code:

mysql_tquery_inline(getMySQLHandle(), query, using inline OnAccountDataReceived, "");

Someone should edit the tutorial.